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Oval|Lab Grown|IGI

1.91ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG790683314

Certificate IGI LG790683314

Diamond specifications and retailer prices

From $408 USD
Save $4,702 USD (92%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $5,110 USD at Brilliant Earth
View at Brilliant Earth

About this 1.91ct lab-grown oval diamond

This 1.91ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790683314 or 790683314. Listed at 26 retailers, with prices from $408 to $5,110 at Brilliant Earth, a $4,702 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790683314
Dimensions10.50 × 7.04 × 4.27 mm
L/W Ratio1.49
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.50 mm7.04 mm1.91 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790683314
Side View
Table 59.0%Crown 33.7°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 29
Current: $5,110 USD|Low: $325 USD|High: $5,420 USD|Avg: $1,819 USD|-5.7%
Brilliant Earth
Retailer 2
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Retailer 21
October 1, 2026
Retailer 5$456 USD
Retailer 18$506 USD
Retailer 10$678 USD
Retailer 2$726 USD
Retailer 3$764 USD
Retailer 20$765 USD
Retailer 13$917 USD
Retailer 19$941 USD
Retailer 11$1,239 USD
Retailer 17$1,306 USD
Retailer 8$1,307 USD
Retailer 6$1,631 USD
Retailer 12$1,849 USD
Retailer 9$1,946 USD
Retailer 21$1,977 USD
Retailer 4$2,054 USD
Retailer 15$2,078 USD
Retailer 7$3,556 USD
Retailer 14$3,630 USD
Retailer 16$3,650 USD
Brilliant Earth$5,110 USD

40 data points across 21 retailers

26 retailers$408 USD to $5,110 USD

A
Cheapest Retailer
-
$408 USD
A
Retailer 2
-
$456 USD
View
A
Retailer 3
-
$457 USD
View
A
Retailer 4
-
$500 USD
View
A
Retailer 5
-
$506 USD
View
A
Retailer 6
-
$678 USD
HK$5,300 HKD
View
Price last confirmed 27 days ago
A
Retailer 7
-
$726 USD
View
A
Retailer 8
-
$764 USD
View
B+
Retailer 9
-
$765 USD
View
A
Retailer 10
-
$920 USD
£724 GBP
View
A
Retailer 11
-
$941 USD
ZAR 15,198 ZAR
View
B+
Retailer 12
-
$1,239 USD
View
B+
Retailer 13
-
$1,306 USD
A$2,009 AUD
View
B+
Retailer 14
-
$1,307 USD
View
B
Retailer 15
-
$1,631 USD
£1,284 GBP
View
B+
Retailer 16
-
$1,797 USD
View
B+
Retailer 17
-
$1,849 USD
View
B
Retailer 18
-
$1,946 USD
View
B
Retailer 19
-
$1,977 USD
SGD 2,672 SGD
View
B
Retailer 20
-
$2,054 USD
View
B
Retailer 21
-
$2,073 USD
View
B
Retailer 22
-
$2,078 USD
£1,636 GBP
View
B
Retailer 23
-
$3,556 USD
£2,800 GBP
View
B
Retailer 24
-
$3,630 USD
View
B
Retailer 25
-
$3,650 USD
View
Most Expensive
B
Brilliant Earth
20152581Y · Oct 1
$5,110 USD
View
25 more retailers have this diamond
Prices start from $408 USDSave up to $4,702 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing.

A
1.91ct Oval
$408 USD